Backpack cooler



FIG. 1 is a perspective view of a backpack cooler showing my new design.

FIG. 2 is a top view thereof.

FIG. 3 is a bottom view thereof.

FIG. 4 is a front view thereof.

FIG. 5 is a rear view thereof

FIG. 6 is a right side view thereof.

FIG. 7 is a left side view thereof; and,

FIG. 8 is a perspective of the backpack cooler showing my new design illustrated with the lid of the backpack cooler in an open position.

The dashed broken lines in the drawings illustrate shoulder straps, hip straps and back cushioning elements, all of which are for environmental structure and form no part of the claimed design.

The inside of the body portion of the backpack cooler is unclaimed.

The RTIC logo in the drawings is a registered trademark of RTIC IP LLC and forms no part of the claimed design.

The surface shading and contour lines in the drawings represent the contours and do not illustrate material, surface ornamentation, or surface decoration and the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a backpack cooler, as shown and described. 